Fertility Behaviors in South Korea and Their Association with Ultrasound Prenatal Sex Screening

Using the 1985, 1995, and 2005 Korean Censuses, we find significant period effects suggesting that sex ratios at birth became unnaturally imbalanced when ultrasound technology became available..

Source: RAND Research Health and Health Care - March 14, 2018 Category: Health Management Authors: Jinkook Lee; James P. Smith Source Type: research